summaryrefslogtreecommitdiff
path: root/include/hw/sparc
diff options
context:
space:
mode:
Diffstat (limited to 'include/hw/sparc')
-rw-r--r--include/hw/sparc/sun4u_iommu.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/include/hw/sparc/sun4u_iommu.h b/include/hw/sparc/sun4u_iommu.h
new file mode 100644
index 0000000000..bc4506b5b0
--- /dev/null
+++ b/include/hw/sparc/sun4u_iommu.h
@@ -0,0 +1,50 @@
+/*
+ * QEMU sun4u IOMMU emulation
+ *
+ * Copyright (c) 2006 Fabrice Bellard
+ * Copyright (c) 2012,2013 Artyom Tarasenko
+ * Copyright (c) 2017 Mark Cave-Ayland
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef SUN4U_IOMMU_H
+#define SUN4U_IOMMU_H
+
+#include "qemu-common.h"
+#include "hw/sysbus.h"
+
+#define IOMMU_NREGS 3
+
+typedef struct IOMMUState {
+ SysBusDevice parent_obj;
+
+ AddressSpace iommu_as;
+ IOMMUMemoryRegion iommu;
+
+ MemoryRegion iomem;
+ uint64_t regs[IOMMU_NREGS];
+} IOMMUState;
+
+#define TYPE_SUN4U_IOMMU "sun4u-iommu"
+#define SUN4U_IOMMU(obj) OBJECT_CHECK(IOMMUState, (obj), TYPE_SUN4U_IOMMU)
+
+#define TYPE_APB_IOMMU_MEMORY_REGION "pbm-iommu-memory-region"
+
+#endif